#region Copyright & License

//
// Copyright 2001-2005 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#endregion

namespace log4net.Core {
  /// <summary>
  /// Interface used to delay activate a configured object.
  /// </summary>
  /// <remarks>
  /// <para>
  /// This allows an object to defer activation of its options until all
  /// options have been set. This is required for components which have
  /// related options that remain ambiguous until all are set.
  /// </para>
  /// <para>
  /// If a component implements this interface then the <see cref="ActivateOptions"/> method 
  /// must be called by the container after its all the configured properties have been set 
  /// and before the component can be used.
  /// </para>
  /// </remarks>
  /// <author>Nicko Cadell</author>
  public interface IOptionHandler {
    /// <summary>
    /// Activate the options that were previously set with calls to properties.
    /// </summary>
    /// <remarks>
    /// <para>
    /// This allows an object to defer activation of its options until all
    /// options have been set. This is required for components which have
    /// related options that remain ambiguous until all are set.
    /// </para>
    /// <para>
    /// If a component implements this interface then this method must be called
    /// after its properties have been set before the component can be used.
    /// </para>
    /// </remarks>
    void ActivateOptions();
  }
}